[gem5-dev] Change in gem5/gem5[develop]: arch-x86: Hook up the PUSH segment selector insts in the decoder.

[Gabe Black (Gerrit) via gem5-dev]

Gabe Black has uploaded this change for review. (  
https://gem5-review.googlesource.com/c/public/gem5/+/55447 )

Change subject: arch-x86: Hook up the PUSH segment selector insts in the  
decoder.
......................................................................

arch-x86: Hook up the PUSH segment selector insts in the decoder.

Change-Id: Id4d59ced3f74a593bb6b0774b843f5dc155c49c5
---
M src/arch/x86/isa/decoder/two_byte_opcodes.isa
M src/arch/x86/isa/decoder/one_byte_opcodes.isa
2 files changed, 15 insertions(+), 6 deletions(-)



diff --git a/src/arch/x86/isa/decoder/one_byte_opcodes.isa  
b/src/arch/x86/isa/decoder/one_byte_opcodes.isa
index 04b3adc..e34b477 100644
--- a/src/arch/x86/isa/decoder/one_byte_opcodes.isa
+++ b/src/arch/x86/isa/decoder/one_byte_opcodes.isa
@@ -43,7 +43,7 @@
         0x00: decode OPCODE_OP_BOTTOM3 {
             0x6: decode MODE_SUBMODE {
                 0x0: UD2();
-                default: WarnUnimpl::push_ES();
+                default: PUSH(sEv);
             }
             0x7: decode MODE_SUBMODE {
                 0x0: UD2();
@@ -57,7 +57,7 @@
         0x01: decode OPCODE_OP_BOTTOM3 {
             0x6: decode MODE_SUBMODE {
                 0x0: UD2();
-                default: WarnUnimpl::push_CS();
+                default: PUSH(sCv);
             }
             //Any time this is seen, it should generate a two byte opcode
             0x7: M5InternalError::error(
@@ -70,7 +70,7 @@
         0x02: decode OPCODE_OP_BOTTOM3 {
             0x6: decode MODE_SUBMODE {
                 0x0: UD2();
-                default: WarnUnimpl::push_SS();
+                default: PUSH(sSv);
             }
             0x7: decode MODE_SUBMODE {
                 0x0: UD2();
@@ -84,7 +84,7 @@
         0x03: decode OPCODE_OP_BOTTOM3 {
             0x6: decode MODE_SUBMODE {
                 0x0: UD2();
-                default: WarnUnimpl::push_DS();
+                default: PUSH(sDv);
             }
             0x7: decode MODE_SUBMODE {
                 0x0: UD2();
diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa  
b/src/arch/x86/isa/decoder/two_byte_opcodes.isa
index 549db47..8913ce7 100644
--- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa
+++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa
@@ -667,7 +667,7 @@
             }
         }
         0x14: decode OPCODE_OP_BOTTOM3 {
-            0x0: push_fs();
+            0x0: Inst::PUSH(sFv);
             0x1: pop_fs();
             0x2: CPUIDInst::CPUID({{
                 CpuidResult result;
@@ -694,7 +694,7 @@
             default: Inst::UD2();
         }
         0x15: decode OPCODE_OP_BOTTOM3 {
-            0x0: push_gs();
+            0x0: Inst::PUSH(sGv);
             0x1: pop_gs();
             0x2: rsm_smm();
             0x3: Inst::BTS(Ev,Gv);

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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: Id4d59ced3f74a593bb6b0774b843f5dc155c49c5
Gerrit-Change-Number: 55447
Gerrit-PatchSet: 1
Gerrit-Owner: Gabe Black <gabe.bl...@gmail.com>
Gerrit-MessageType: newchange
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